By Sean Lyngaas, CNN (CNN) — A major US health care system said Thursday that it is diverting ambulances from “several” of its hospitals following a cyberattack this week. The cyberattack on Ascension, a St. Louis-based nonprofit network that includes 140 hospitals in 19 states, is also disrupting access to electronic health records, some phone systems Read this story at KTVZ , KEYT , KIFI
